90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990

General

Target

90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Size

4.3MB
MD5

6b8014ec0054643160419973fb3bdcc0
SHA1

03521887e08e0140e361550210e0fd221a444c57
SHA256

90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990
SHA512

08d1b4e09ddd9204947ddda5bc656524a2746e3ba192b5f7dc105235893072f1832125bc248071bb655d2e26043fd39abe130b4204c72f70473aaccf3fb00768
SSDEEP

49152:kSuK4jZ0WHCpNqLmxup4jdGKvghxfki1fPXGIjQEyoC3yE/Ac5mWxnmbr:P2Z0NvqVKctP2iQLoWNAxenk

Score

8^/10

adware discovery persistence stealer

Malware Config

Signatures

Registers COM server for autorun 1 TTPs 4 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Processes:

regsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{bfdfa774-173d-4192-9221-c4b31ea8ba47}\InprocServer32	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{bfdfa774-173d-4192-9221-c4b31ea8ba47}\InprocServer32\ = "C:\\Program Files (x86)\\GoSave\\Wfe5mMDKlCExHe.x64.dll"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{bfdfa774-173d-4192-9221-c4b31ea8ba47}\InprocServer32\ThreadingModel = "Apartment"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{bfdfa774-173d-4192-9221-c4b31ea8ba47}\InprocServer32	regsvr32.exe

Loads dropped DLL 3 IoCs

Processes:

90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exeregsvr32.exeregsvr32.exe

pid process

4692 90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
3504 regsvr32.exe
2128 regsvr32.exe
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Installs/modifies Browser Helper Object 2 TTPs 8 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

T1112

Browser Extensions

T1176

Processes:

90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exeregsvr32.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{bfdfa774-173d-4192-9221-c4b31ea8ba47}\NoExplorer = "1"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{bfdfa774-173d-4192-9221-c4b31ea8ba47}	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{bfdfa774-173d-4192-9221-c4b31ea8ba47}	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{bfdfa774-173d-4192-9221-c4b31ea8ba47}\ = "GoSave"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{bfdfa774-173d-4192-9221-c4b31ea8ba47}\NoExplorer = "1"	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{bfdfa774-173d-4192-9221-c4b31ea8ba47}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{bfdfa774-173d-4192-9221-c4b31ea8ba47}	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{bfdfa774-173d-4192-9221-c4b31ea8ba47}\ = "GoSave"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe

Drops file in Program Files directory 8 IoCs

Processes:

90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe

description	ioc	process
File created	C:\Program Files (x86)\GoSave\Wfe5mMDKlCExHe.tlb	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
File opened for modification	C:\Program Files (x86)\GoSave\Wfe5mMDKlCExHe.tlb	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
File created	C:\Program Files (x86)\GoSave\Wfe5mMDKlCExHe.dat	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
File opened for modification	C:\Program Files (x86)\GoSave\Wfe5mMDKlCExHe.dat	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
File created	C:\Program Files (x86)\GoSave\Wfe5mMDKlCExHe.x64.dll	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
File opened for modification	C:\Program Files (x86)\GoSave\Wfe5mMDKlCExHe.x64.dll	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
File created	C:\Program Files (x86)\GoSave\Wfe5mMDKlCExHe.dll	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
File opened for modification	C:\Program Files (x86)\GoSave\Wfe5mMDKlCExHe.dll	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe

Modifies Internet Explorer settings 1 TTPs 8 IoCs

adware spyware

Modify Registry

T1112

Processes:

regsvr32.exe90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{bfdfa774-173d-4192-9221-c4b31ea8ba47}	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration\{bfdfa774-173d-4192-9221-c4b31ea8ba47}	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{BFDFA774-173D-4192-9221-C4B31EA8BA47}	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\MICROSOFT\INTERNET EXPLORER\APPROVEDEXTENSIONSMIGRATION\{BFDFA774-173D-4192-9221-C4B31EA8BA47}	regsvr32.exe
Key deleted	\REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Internet Explorer\ApprovedExtensionsMigration	regsvr32.exe

Modifies registry class 64 IoCs

Processes:

90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exeregsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID\ = "{bfdfa774-173d-4192-9221-c4b31ea8ba47}"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{bfdfa774-173d-4192-9221-c4b31ea8ba47}\InprocServer32	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BFDFA774-173D-4192-9221-C4B31EA8BA47}	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{bfdfa774-173d-4192-9221-c4b31ea8ba47}\ProgID	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{bfdfa774-173d-4192-9221-c4b31ea8ba47}\VersionIndependentProgID\	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{bfdfa774-173d-4192-9221-c4b31ea8ba47}	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\0\win32\ = "C:\\Program Files (x86)\\GoSave\\Wfe5mMDKlCExHe.tlb"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{BFDFA774-173D-4192-9221-C4B31EA8BA47}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\ = "IEPluginLib"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\Version = "1.0"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{bfdfa774-173d-4192-9221-c4b31ea8ba47}\Programmable	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{bfdfa774-173d-4192-9221-c4b31ea8ba47}\ProgID	regsvr32.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{bfdfa774-173d-4192-9221-c4b31ea8ba47}\VersionIndependentProgID	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{bfdfa774-173d-4192-9221-c4b31ea8ba47}\ProgID	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{bfdfa774-173d-4192-9221-c4b31ea8ba47}\InprocServer32\ThreadingModel = "Apartment"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ProxyStubClsid32	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{bfdfa774-173d-4192-9221-c4b31ea8ba47}\InprocServer32	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{BFDFA774-173D-4192-9221-C4B31EA8BA47}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\..9	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\ = "IPlaghinMein"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CurVer\ = ".9"	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{bfdfa774-173d-4192-9221-c4b31ea8ba47}\ProgID\ = ".9"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{bfdfa774-173d-4192-9221-c4b31ea8ba47}	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{bfdfa774-173d-4192-9221-c4b31ea8ba47}\ProgID	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{BFDFA774-173D-4192-9221-C4B31EA8BA47}\Implemented Categories\{59FB2056-D625-48D0-A944-1A85B5AB2640}	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\ = "ILocalStorage"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\ = "GoSave"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key deleted	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{bfdfa774-173d-4192-9221-c4b31ea8ba47}\VersionIndependentProgID	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\ = "GoSave"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{bfdfa774-173d-4192-9221-c4b31ea8ba47}\InprocServer32	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{9B41579A-1996-42F9-8F84-7B7786818CEF}\TypeLib\Version = "1.0"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\Version = "1.0"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\ProxyStubClsid32\ = "{00020424-0000-0000-C000-000000000046}"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{EAF749DC-CD87-4B04-B22A-D4AC3FBCB2BC}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\..9\CLSID	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{bfdfa774-173d-4192-9221-c4b31ea8ba47}"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.\CLSID\ = "{bfdfa774-173d-4192-9221-c4b31ea8ba47}"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\CLSID\{BFDFA774-173D-4192-9221-C4B31EA8BA47}\Implemented Categories	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\TypeLib\{E2343056-CC08-46AC-B898-BFC7ACF4E755}\1.0\HELPDIR\ = "C:\\Program Files (x86)\\GoSave"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\Interface\{7041156A-0D2B-4DCD-A8EE-D0608BFCB2D0}\TypeLib\ = "{E2343056-CC08-46AC-B898-BFC7ACF4E755}"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe

pid	process
4692	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
4692	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
4692	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
4692	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
4692	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
4692	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
4692	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
4692	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
4692	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
4692	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
4692	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
4692	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

Processes:

90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe

description	pid	process
Token: SeDebugPrivilege	4692	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Token: SeDebugPrivilege	4692	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Token: SeDebugPrivilege	4692	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Token: SeDebugPrivilege	4692	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Token: SeDebugPrivilege	4692	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
Token: SeDebugPrivilege	4692	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe

Suspicious use of WriteProcessMemory 5 IoCs

Processes:

90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exeregsvr32.exe

description	pid	process	target process
PID 4692 wrote to memory of 3504	4692	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe	regsvr32.exe
PID 4692 wrote to memory of 3504	4692	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe	regsvr32.exe
PID 4692 wrote to memory of 3504	4692	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe	regsvr32.exe
PID 3504 wrote to memory of 2128	3504	regsvr32.exe	regsvr32.exe
PID 3504 wrote to memory of 2128	3504	regsvr32.exe	regsvr32.exe

System policy modification 1 TTPs 1 IoCs

evasion

Modify Registry

T1112

Processes:

90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Ext\CLSID\{bfdfa774-173d-4192-9221-c4b31ea8ba47} = "1"	90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe

C:\Users\Admin\AppData\Local\Temp\90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe
"C:\Users\Admin\AppData\Local\Temp\90191724880cca801855061ac5896b45840f156af16c110068cf324ec5cfd990.exe"
1⤵
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Drops file in Program Files directory
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4692

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe /s "C:\Program Files (x86)\GoSave\Wfe5mMDKlCExHe.x64.dll"
2⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3504

C:\Windows\system32\regsvr32.exe
/s "C:\Program Files (x86)\GoSave\Wfe5mMDKlCExHe.x64.dll"
3⤵
- Registers COM server for autorun
- Loads dropped DLL
- Installs/modifies Browser Helper Object
- Modifies Internet Explorer settings
- Modifies registry class
PID:2128

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

1

T1060

Browser Extensions

1

T1176

Privilege Escalation

Defense Evasion

Modify Registry

3

T1112

Credential Access

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Program Files (x86)\GoSave\Wfe5mMDKlCExHe.dat
Filesize
4KB

MD5
d1596709f5b71110b35010995fc4095e

SHA1
56e36465678a018c6a018f3951dc30d39532fb8c

SHA256
79715e06069002f24486cf9ec2a6090198ccc2abcef2f700f0041ebab323962f

SHA512
0edeb86f115451139fdd39fdf9f6c54c04a3f91af0a9a843be5857e968f59f5f34a3eb6ebb7e97b7babffa04e6ae2a4abecdde091f501a66b0d84a22b5b6a896

Download Submit
C:\Program Files (x86)\GoSave\Wfe5mMDKlCExHe.dll
Filesize
738KB

MD5
49961c7c9a7aef57f49adf50d1c810f6

SHA1
fc2078aeff5d5abee27c9e8a500cb2d6ae755b05

SHA256
c80abdc502d18db54137edc2680a498402c765999814b7fe1b2a7b69a64ce846

SHA512
8ad2c3dbd3b4390e4c49561f25ff2acdd4ab4468074e213f3efc81a598f71620e8f21fc87114623a6c0509997e47e1c4f5ffe703c7421ae313f7ba536df2772f

Download Submit
C:\Program Files (x86)\GoSave\Wfe5mMDKlCExHe.tlb
Filesize
3KB

MD5
e3ab22d8beac0180520ab5289a64419b

SHA1
1456ba2c78b293e5a80185fefdf05f5dbe424937

SHA256
0d3342857b67678dd76e6a24e137f0d75ba399bb48bf5095d7e4f7dfa0bbe416

SHA512
c04163026ffa1c6fab34b4fdbf23702148c7c2a31dd356d26f9541027db078b6433aff3a5f749a209a3acbcf3a853a9b5f77984540e21be1f823ce92bcbfc4bf

Download Submit
C:\Program Files (x86)\GoSave\Wfe5mMDKlCExHe.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
C:\Program Files (x86)\GoSave\Wfe5mMDKlCExHe.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
C:\Program Files (x86)\GoSave\Wfe5mMDKlCExHe.x64.dll
Filesize
872KB

MD5
337b97dbbcc7ad4d75fb5a90652e6de3

SHA1
50e50243af1819e62a7512d85e6dd67b8e1ed103

SHA256
b501a7a1e233ac26b0ba2fbbf54cbb782f98bc5484537e584fcbf4dcf5cc3f0c

SHA512
dab62835e885457c481d7ee4d76c1bc89278d5dc22178301629c78ad3215e1a4627a95f50b03587d8978e85cbba829f31acedf21c23773f5c526b0f76c8cf09e

Download Submit
memory/2128-141-0x0000000000000000-mapping.dmp

Download
memory/3504-138-0x0000000000000000-mapping.dmp

Download
memory/4692-132-0x00000000032B0000-0x0000000003379000-memory.dmp

Filesize
804KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads